package com.itheima.mapper;

import com.itheima.pojo.Category;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface CategoryMapper {

    @Insert("insert into category(category_name,category_alias,create_user," +
            "create_time,update_time)values (#{categoryName},#{categoryAlias}," +
            "#{createUser},#{createTime},#{updateTime})")
    void addCategory(Category category);

    @Select("select * from category where create_user = #{userId}")
    List<Category> list(Integer userId);

    @Select("select * from category where id = #{id}")
    Category findById(Integer id);

    @Update("update category set category_name = #{categoryName}" +
            ",category_alias = #{categoryAlias},update_time = now() where id = #{id}" )
    void updateCategory(Category category);

    @Delete("delete from category where id = #{id}")
    void deleteCategory(Integer id);
}
